Method, apparatus, and system for accessing to a mobile communication network
First Claim
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1. A method for accessing to a mobile communication network, the method comprising:
- acquiring, by a network node or a user terminal, a session type of a session initiated by the user terminal, session data rates available to the user terminal in potential serving cells, and load balance parameters of the potential serving cells that comprise a frequency migration factor (ac,ss) related to an available spectrum resource and load in a potential serving cell and a switching factor (ac,ho) related to a statistic number of handovers of the session type in the potential serving cell;
calculating, by the network node or the terminal, a session matching level Ms,c,u=Mrat,sRc,u(1+ac,ss−
ac,ho) for each of the potential serving cells according to a level of the acquired session type supported by the Radio Access Technology in each of the potential serving cells Mrat,s, the session data rates available to the user terminal in the potential serving cells Rc,u, and the load balance parameters of the potential serving cells; and
accessing, by the terminal, one of the potential serving cells selected according to the session matching levels,wherein the one of the potential serving cells is selected by the terminal according to the session matching levels calculated by the terminal or according to the session matching levels received from the network node, orwherein the one of the potential serving cells is selected and notified by the network node according to the session matching levels calculated by the network node.
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Abstract
A method for accessing to a mobile communication network, comprising: acquiring a session matching level for each cell, which is calculated based on a session type of a session initiated by a user terminal as needed, a session data rate available to the user terminal of each cell and load balance parameters of each cell; accessing to a cell selected according to the session matching level for each cell. Further, it also provides another method for accessing to a mobile communication network, and corresponding user terminal, network-side device and communication system.
32 Citations
20 Claims
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1. A method for accessing to a mobile communication network, the method comprising:
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acquiring, by a network node or a user terminal, a session type of a session initiated by the user terminal, session data rates available to the user terminal in potential serving cells, and load balance parameters of the potential serving cells that comprise a frequency migration factor (ac,ss) related to an available spectrum resource and load in a potential serving cell and a switching factor (ac,ho) related to a statistic number of handovers of the session type in the potential serving cell; calculating, by the network node or the terminal, a session matching level Ms,c,u=Mrat,sRc,u(1+ac,ss−
ac,ho) for each of the potential serving cells according to a level of the acquired session type supported by the Radio Access Technology in each of the potential serving cells Mrat,s, the session data rates available to the user terminal in the potential serving cells Rc,u, and the load balance parameters of the potential serving cells; andaccessing, by the terminal, one of the potential serving cells selected according to the session matching levels, wherein the one of the potential serving cells is selected by the terminal according to the session matching levels calculated by the terminal or according to the session matching levels received from the network node, or wherein the one of the potential serving cells is selected and notified by the network node according to the session matching levels calculated by the network node. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for accessing a mobile communication network, comprising:
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acquiring a session type of a session initiated by a user terminal, session data rates available to the user terminal in potential serving cells, and load balance parameters of the potential serving cells; calculating session matching levels for the potential serving cells according to a level of the acquired session type, the session data rates available to the user terminal in the potential serving cells, and the load balance parameters of the potential serving cells; and transmitting the session matching level to the user terminal so that the user terminal accesses to a selected cell among a plurality of cells, wherein the selected cell is selected according to the received session matching level for each cell, or wherein the selected cell is selected by; acquiring session matching levels transmitted by other cells; selecting, according to the session matching levels for the serving cell and other cells, the selected cell for the user terminal; and notifying the user terminal of the selected cell for the user terminal to access, wherein the load balance parameters include a frequency migration factor (ac,ss) related to the available spectrum resource and load in a potential serving cell and a switching factor (ac,ho) related to the statistic number of handovers of the session type in a potential serving cell, and wherein calculating the session matching level for each of the potential serving cells according to the session type, the session data rate available to the user terminal in each of the potential serving cells and the load balance parameters of each of the potential serving cells comprises; acquiring a Radio Access Technology (RAT) session support level (Mrat,s) of the session type in each of the potential serving cells based on the acquired session type; and calculating the session matching level for each of the potential serving cells according to Ms,c,u=Mrat,sRc,u(1+ac,ss−
ac,ho),wherein Rc,u is the session data rate available to the user terminal in each of the potential serving cells, and wherein Ms,c,u is the session matching level for each of the potential serving cells.
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11. A user terminal, comprising:
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a processor; and a computer readable storage medium in which instructions are stored, wherein by performing the instructions, the processor is configured to; acquire a session matching level for each of a plurality of cells that are calculated according to a session type of the session initiated by a user terminal as needed, a session data rate available to the user terminal in each cell, and load balance parameters of each potential serving cell; select a cell to access according to the acquired session matching level for each potential serving cell; acquire the session type of the session initiated by the user terminal as needed, the session data rate available to the user terminal in each cell, and the load balance parameters of each cell; calculate the session matching level for each cell according to the session type, the session data rate available to the user terminal in each cell and the load balance parameters of each cell; acquire the session type of the session initiated by the user terminal as needed, the session data rate (Rc,u) available to the user terminal in each cell, and the load balance parameters of each cell, wherein the load balance parameters include a frequency migration factor (ac,ss) related to the available spectrum resource and load in a potential serving cell and a switching factor (ac,ho) related to the statistic number of handovers of the session type in a potential serving cell; acquire a radio access technology (RAT) session support level (Mrat,s) of the session type in each cell based on the acquired session type; and calculate the session matching level for each cell according to Ms,c,u;
Ms,c,u=Mrat,sRc,u(1+ac,ss−
ac,ho),wherein Ms,c,u is the session matching level for each potential serving cell.
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12. A network-side device, comprising:
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a processor; and a computer readable storage medium in which instructions are stored, wherein by performing the instructions, the processor is configured to; acquire a session type of a session initiated by the user terminal as needed, session data rates available to the user terminal in potential serving cells, and load balance parameters of the potential serving cells, wherein the load balance parameters include a frequency migration factor (ac,ss) related to the available spectrum resource and load in a potential serving cell and a switching factor (ac,ho) related to the statistic number of handovers of the session type in a potential serving cell; calculate session matching levels for the potential serving cells according to a level of the acquired session type supported by the Radio Access Technology (RAT) in each of the potential serving cells, the session data rates available to the user terminal in the potential serving cells, and the load balance parameters of the potential serving cells; transmit the session matching level to the user terminal so that the user terminal accesses to a cell selected according to the received session matching level for each cell;
oracquire the session matching levels transmitted by other cells, select a cell for the user terminal based on the session matching levels for the serving cell and other cells, and notify the user terminal of the selected cell for the user terminal to access; acquire the session type of the session initiated by the user terminal as needed, the session data rates available to the user terminal in the potential serving cells, and the load balance parameters of the potential serving cells, wherein the load balance parameters include a frequency migration factor and a switching factor, and wherein a RAT session support levels of the session type in the potential serving cells are acquired based on the acquired session type, calculate the session matching level for each of the potential serving cells according to Ms,c,u=Mrat,sRc,u(1+ac,ss−
ac,ho),wherein Ms,c,u is the session matching level for each of the potential serving cells, wherein Mrat,s is the RAT session support level of the session type in each of the potential serving cells, and wherein Rc,u is the session data rate available to the user terminal in each of the potential serving cells. - View Dependent Claims (13, 14, 15, 16, 17, 18)
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19. A communication system, comprising:
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a user terminal; and a network-side device comprising a processor, wherein the processor is configured to; acquire a session type of a session initiated by the user terminal as needed, session data rates available to the user terminal in potential serving cells, and load balance parameters of the potential serving cells, wherein the load balance parameters include a frequency migration factor (ac,ss) related to the available spectrum resource and load in a potential serving cell and a switching factor (ac,ho) related to the statistic number of handovers of the session type in a potential serving cell; and calculate session matching levels for the potential serving cells according to a level of the acquired session type supported by the Radio Access Technology (RAT) in each of the potential serving cells, the session data rates available to the user terminal in the potential serving cells, and the load balance parameters of the potential serving cells according to Ms,c,u=Mrat,sRc,u(1+ac,ss−
ac,ho),wherein Ms,c,u is the session matching level for each of the potential serving cells, wherein Mrat,s is the RAT session support level of the session type in each of the potential serving cells, wherein is the session data rate available to the user terminal in each of the potential serving cells, wherein the session matching levels are used for selecting one of the potential serving cells for the user terminal to access to, and wherein the user terminal is configured to; receive the session matching level transmitted by each of the at least two network-side devices; select one of the potential serving cells according to the received session matching levels; and access the selected cell.
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20. A communication system, comprising:
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a user terminal; and a network-side device, wherein the network-side device is configured to; acquire a session type of a session initiated by the user terminal as needed, session data rates available to the user terminal in potential serving cells, and load balance parameters of the potential serving cells, wherein the load balance parameters include a frequency migration factor (ac,ss) related to the available spectrum resource and load in a potential serving cell and a switching factor (ac,ho) related to the statistic number of handovers of the session type in a potential serving cell; and calculate session matching levels for the potential serving cells according to a level of the acquired session type supported by the Radio Access Technology (RAT) in each of the potential serving cells, the session data rates available to the user terminal in the potential serving cells, and the load balance parameters of the potential serving cells according to Ms,c,u;
Ms,c,u=Mrat,sRc,u(1+ac,ss−
ac,ho),wherein Ms,c,u is the session matching level for each potential serving cell, wherein Mrat,s is the RAT session support level of the session type in each of the potential serving cells, wherein Rc,u is the session data rate available to the user terminal in each of the potential serving cells, wherein the session matching levels are used for selecting one of the potential serving cells for the user terminal to access to, and wherein the user terminal is configured to; receive notification transmitted by the network-side device within a cell where the user terminal is located, wherein the notification indicates the cell selected for the user terminal; and access the cell according to the notification.
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Specification